<template>
    <div class="header">
      <div class="content-wrapper">
        <div class="avatar">
          <img width="64" height="64" :src="seller.avatar">
        </div>
        <div class="content">
          <div class="title">
            <span class="brand"></span>
            <span class="name">{{seller.name}}</span>
          </div>
          <div class="description">
            {{seller.description}}/{{seller.deliveryTime}}分钟送达
          </div>
          <div v-if="seller.supports" class="support decrease">
            <span class="icon" :class="classMap[seller.supports[0].type]"></span>
            <span class="text">{{seller.supports[0].description}}</span>
          </div>
        </div>
        <div v-if="seller.supports" class="support-count" @click="showDetail">
          <span class="count">{{seller.supports.length}}个</span>
          <i class="icon-keyboard_arrow_right"></i>
        </div>
      </div>
      <div class="bulletin-wrapper" @click="showDetail">
        <span class="bulletin-title"></span><span class="bulletin-text">{{seller.bulletin}}</span>
        <span class="icon-keyboard_arrow_right"></span>
      </div>
      <div class="background">
        <img :src="seller.avatar" width="100%" height="100%">
      </div>
      <transition name="fade">
        <div v-show="detailShow" class="detail">
          <div class="detail-wrapper clearfix">
            <div class="detail-mian">
              <h1 class="name">{{seller.name}}</h1>
              <div class="star-wrapper">
                <star :size="48" :score="seller.score"></star>
              </div>
              <div class="title">
                <div class="line"></div>
                <div class="text">优惠信息</div>
                <div class="line"></div>
              </div>
              <ul v-if="seller.supports" class="supports">
                <li class="support-item" v-for="item in seller.supports" :key="item">
                  <span class="icon" :class="classMap[item.type]"></span>
                  <span class="text">{{item.description}}</span>
                </li>
              </ul>
              <div class="title">
                <div class="line"></div>
                <div class="text">商家公告</div>
                <div class="line"></div>
              </div>
              <div class="bulletin">
                <p class="content">{{seller.bulletin}}</p>
              </div>
            </div>
          </div>
          <div class="detail-close" @click="hideDetail">
            <i class="icon-close"></i>
          </div>
        </div>
      </transition>
    </div>
</template>

<script>
import star from '../../components/star/star.vue';

export default {
  // props属性接收父组件传递过来的（seller）变量
  props: ['seller'],
  created() {
    this.classMap = ['decrease', 'discount', 'special', 'invoice', 'guarantee'];
  },
  data() {
    return {
      detailShow: false
    };
  },
  methods: {
    showDetail() {
      this.detailShow = true;
    },
    hideDetail() {
      this.detailShow = false;
    }
  },
  components: {
    star: star
  }
};
</script>

<style lang="stylus" scoped>
  @import "../../common/stylus/mixin.styl";
  .header
    color #ffffff;
    overflow hidden // 将虚化透出来的图片阴影消除掉
    position relative
    background rgba(7,17,27,0.5)
    .content-wrapper
      position relative
      font-size 0 //消除其子元素并排排列之间的缝隙
      padding 24px 12px 18px 24px
      .avatar
        display inline-block
        vertical-align top // 设置顶部对齐
        img
          border-radius 2px
      .content
        display inline-block
        margin-left 16px
        .title
          margin 2px 0 8px 0
          .brand
            display inline-block
            vertical-align top // 设置小图标和字体对齐
            width 30px
            height 18px
            bg-image('brand')
            background-size 30px 18px
            background-repeat no-repeat
          .name
            margin 6px
            font-size 16px
            line-height 18px
            font-weight bold
            color rgb(255,255,255)
        .description
          margin-top 8px
          margin-bottom 10px
          line-height 12px
          font-size 12px
        .support
          .icon
            display inline-block
            vertical-align top
            width 16px
            height 16px
            margin-right 6px
            background-size 16px 16px
            background-repeat no-repeat
            &.decrease
              bg-image('decrease_2')
            &.discount
              bg-image('discount_2')
            &.guarantee
              bg-image('guarantee_2')
            &.invoice
              bg-image('invoice_2')
            &.special
              bg-image('special_2')
          .text
            line-height 12px
            font-size 10px
      .support-count
        position absolute
        right 12px
        bottom 14px
        padding 0 8px
        line-height 24px
        height 24px
        border-radius 7px
        background rgba(0,0,0,0.2)
        text-align center
        .count
          font-size 10px
          line-height 12px
        .icon-keyboard_arrow_right
          line-height 24px
          margin-left 2px
          font-size 10px
    .bulletin-wrapper
      position relative
      height 28px
      line-height 28px
      padding 0 22px 0 12px
      white-space nowrap
      overflow hidden
      text-overflow ellipsis
      background rgba(7,17,27,0.2)
      .bulletin-title
        display inline-block
        vertical-align top
        margin-top 8px // 自己计算得出的数值来让图片好文字位置对齐
        width 22px
        height 12px
        bg-image('bulletin')
        background-size 22px 12px
        background-repeat no-repeat
      .bulletin-text
        font-size 10px
        line-height 28px
        vertical-align top
        margin 0 4px
      .icon-keyboard_arrow_right
        position absolute
        font-size 10px
        right 12px
        top 8px
    .background
      position absolute
      top 0px
      left 0px
      width 100%
      height 100%
      z-index -1
      filter blur(10px)
    .detail
      position fixed
      z-index 100
      top 0
      left 0
      width 100%
      height 100%
      overflow auto
      opacity 1
      background rgba(7,17,27,0.8)
      backdrop-filter blur(10px) // 只能在ios设备上应用
      &.fade-enter-active, &.fade-leave-active
        transition all 0.3s
      &.fade-enter, &.fade-leave-to
        opacity 0
        background rgba(7,17,27,0)
      .detail-wrapper
        width 100%
        min-height 100% // 最小高度为视口的高度
        .detail-mian
          margin-top 64px
          padding-bottom 64px
          .name
            line-height 16px
            height 16px
            font-size 16px
            font-weight 700
            text-align center
          .star-wrapper
            margin-top 18px
            padding 2px 0px
            text-align center
          .title
            display flex
            width 80% // title相对于屏幕有80%的宽度
            margin 28px auto 24px auto
            .line
              flex 1
              position relative
              top -6px // 用来让细线居中
              border-bottom 1px solid rgba(255,255,255,0.2)
            .text
              padding 0 12px
              font-size 14px
              font-weight 700
          .supports
            width 80%
            margin 0 auto
            .support-item
              padding 0 12px
              margin-bottom 12px
              font-size 0px
              &:last-child
                margin-bottom 0px
              .icon
                display inline-block
                width 16px
                height 16px
                vertical-align top
                margin-right 6px
                background-size 16px 16px
                background-repeat no-repeat
                &.decrease
                  bg-image('decrease_2')
                &.discount
                  bg-image('discount_2')
                &.guarantee
                  bg-image('guarantee_2')
                &.invoice
                  bg-image('invoice_2')
                &.special
                  bg-image('special_2')
              .text
                font-size 12px
                line-height 16px
          .bulletin
            width 80%
            margin 0 auto
            .content
              padding 0 12px
              line-height 24px
              font-size 12px
      .detail-close
        position relative
        width 32px
        height 32px
        margin -64px auto 0px auto
        clear both
        font-size 32px
</style>
